/**
* Downloads remote contents into a string.
*
* @param string $url URL to download
* @param array|string $postdata Data to POST, associative array or string from <http_build_query>
* @param array $request_header Headers to send along with the request (one entry per header)
* @param int $cacheTTLsec If set: time to life in cache
* @param int $request_timeout Timeout in seconds
* @param array $response_header <b>OUT</b> Will contain the reponse headers
* @param string $cookie_file Name of the cookie file to use
* @return string The downloaded data
*/
function downloadData($url, $postdata = false, $request_header = array(), $cacheTTLsec = false, $request_timeout = 120, &$response_header = false, $cookie_file = false)
{
if (starts_with($url, '//')) {
$url = urlScheme() . ':' . $url;
}
if ($cacheTTLsec) {
$hash = md5($url . "|" . ($postdata ? serialize($postdata) : ""));
$ret = cache_get("CURL_{$hash}");
if ($ret !== false) {
return $ret;
}
}
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 2);
curl_setopt($ch, CURLOPT_TIMEOUT, abs($request_timeout));
if ($postdata) {
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $postdata);
if (is_string($postdata)) {
if (!is_array($request_header)) {
$request_header = array();
}
$request_header[] = "Content-Length: " . strlen($postdata);
}
}
curl_setopt($ch, CURLOPT_HEADER, 1);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
if ($cookie_file) {
curl_setopt($ch, CURLOPT_COOKIEJAR, $cookie_file);
curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie_file);
}
if (is_array($request_header) && count($request_header) > 0) {
curl_setopt($ch, CURLOPT_HTTPHEADER, $request_header);
}
$result = curl_exec($ch);
$info = curl_getinfo($ch);
if ($result === false) {
log_error('Curl error: ' . curl_error($ch), "url = ", $url, "curl_info = ", $info);
curl_close($ch);
return $result;
}
//log_info($info);
curl_close($ch);
if ($response_header !== false) {
$response_header = substr($result, 0, $info['header_size']);
}
$result = substr($result, $info['header_size']);
if ($cacheTTLsec) {
cache_set("CURL_{$hash}", $result, $cacheTTLsec);
}
return $result;
}
/**
* @internal Translates an URL in a CSS file into something absolute
*/
function minify_css_translate_url($match)
{
global $current_url;
$url = trim($match[1], "\"' ");
if (starts_with($url, 'data:')) {
return $match[0];
}
$copy = $current_url;
$url = parse_url($url);
$url = array_merge($copy, $url);
if (isset($url['host'])) {
if (!isset($url['scheme']) || !$url['scheme']) {
$url['scheme'] = urlScheme();
}
$url = $url['scheme'] . "://" . $url['host'] . (isset($url['port']) ? ":{$url['port']}" : "") . $url['onlypath'] . $url['path'];
} else {
$url = $url['onlypath'] . $url['path'];
}
return "url({$url})";
}
/**
* Resets the global $CONFIG variable to defauls values.
*
* Just sets some useful default values. This is also a good reference of the basic system variables.
* @param bool $reset If true resets the config completely to default, extends/overwrites only if false
* @return void
*/
function system_config_default($reset = true)
{
global $CONFIG;
# see http://www.php.net/manual/de/session.configuration.php
ini_set('session.hash_function', 1);
ini_set('session.hash_bits_per_character', 5);
if ($reset) {
$CONFIG = array();
}
$CONFIG['class_path']['system'][] = __DIR__ . '/reflection/';
$CONFIG['class_path']['system'][] = __DIR__ . '/base/';
$CONFIG['class_path']['content'][] = __DIR__ . '/lib/';
$CONFIG['class_path']['content'][] = __DIR__ . '/lib/controls/';
$CONFIG['class_path']['content'][] = __DIR__ . '/lib/controls/';
$CONFIG['class_path']['content'][] = __DIR__ . '/lib/controls/form/';
$CONFIG['class_path']['content'][] = __DIR__ . '/lib/controls/table/';
$CONFIG['class_path']['content'][] = __DIR__ . '/lib/controls/locale/';
$CONFIG['class_path']['content'][] = __DIR__ . '/lib/jquery-ui/';
$CONFIG['class_path']['content'][] = __DIR__ . '/lib/jquery-ui/dialog/';
$CONFIG['class_path']['content'][] = __DIR__ . '/lib/jquery-ui/slider/';
$CONFIG['class_path']['content'][] = __DIR__ . '/lib/widgets/';
$CONFIG['class_path']['content'][] = __DIR__ . '/lib/google/';
$CONFIG['class_path']['content'][] = __DIR__ . '/lib/fusioncharts/';
$CONFIG['class_path']['order'] = array('system', 'model', 'content');
$CONFIG['system']['path_root'] = __DIR__;
$CONFIG['requestparam']['ignore_case'] = true;
$CONFIG['requestparam']['tagstostrip'] = array('script');
$CONFIG['model']['internal']['auto_create_tables'] = true;
$CONFIG['model']['internal']['datasource_type'] = 'DataSource';
$CONFIG['model']['internal']['debug'] = false;
$CONFIG['system']['application_name'] = 'wdf_application';
$CONFIG['system']['cache_datasource'] = 'internal';
$CONFIG['system']['cache_ttl'] = 3600;
// secs
$CONFIG['system']['hook_logging'] = false;
$CONFIG['system']['attach_session_to_ajax'] = false;
$CONFIG['system']['ajax_debug_argument'] = false;
$CONFIG['system']['header']['Content-Type'] = "text/html; charset=utf-8";
$CONFIG['system']['header']['X-XSS-Protection'] = "1; mode=block";
$path = explode("index.php", $_SERVER['PHP_SELF']);
if (!isset($_SERVER['REQUEST_SCHEME'])) {
$_SERVER['REQUEST_SCHEME'] = urlScheme(false);
}
if (!isset($_SERVER['HTTP_HOST'])) {
$_SERVER['HTTP_HOST'] = '127.0.0.1';
}
$CONFIG['system']['url_root'] = "{$_SERVER['REQUEST_SCHEME']}://{$_SERVER['HTTP_HOST']}{$path[0]}";
$CONFIG['system']['modules'] = array();
$CONFIG['system']['default_page'] = "HtmlPage";
$CONFIG['system']['default_event'] = false;
$CONFIG['system']['tpl_ext'] = array("tpl.php");
$CONFIG['system']['admin']['enabled'] = false;
$CONFIG['system']['admin']['username'] = false;
$CONFIG['system']['admin']['password'] = false;
$CONFIG['system']['htmlpage']['doctype'] = '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">';
$CONFIG['system']['htmlpage']['render_noscript'] = true;
}
